57 lines
1.2 KiB
Ruby
57 lines
1.2 KiB
Ruby
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# frozen_string_literal: true
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class DeliveryFailureTracker
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FAILURE_DAYS_THRESHOLD = 7
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def initialize(inbox_url)
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@inbox_url = inbox_url
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end
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def track_failure!
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Redis.current.sadd(exhausted_deliveries_key, today)
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Redis.current.sadd('unavailable_inboxes', @inbox_url) if reached_failure_threshold?
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end
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def track_success!
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Redis.current.del(exhausted_deliveries_key)
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Redis.current.srem('unavailable_inboxes', @inbox_url)
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end
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def days
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Redis.current.scard(exhausted_deliveries_key) || 0
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end
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class << self
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def filter(arr)
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arr.reject(&method(:unavailable?))
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end
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def unavailable?(url)
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Redis.current.sismember('unavailable_inboxes', url)
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end
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def available?(url)
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!unavailable?(url)
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end
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def track_inverse_success!(from_account)
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new(from_account.inbox_url).track_success! if from_account.inbox_url.present?
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new(from_account.shared_inbox_url).track_success! if from_account.shared_inbox_url.present?
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end
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end
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private
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def exhausted_deliveries_key
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"exhausted_deliveries:#{@inbox_url}"
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end
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def today
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Time.now.utc.strftime('%Y%m%d')
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end
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def reached_failure_threshold?
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days >= FAILURE_DAYS_THRESHOLD
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end
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end
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